Remote Senior Full-Stack Engineer, AI-Driven Platform

Alight Solutions Ltd; Deerfield (IL); Hybrid; USD 170,000 - 230,000; Full time

Job summary

Alight Solutions in Deerfield invites a Senior Full Stack Engineer to lead architecture, implement secure services, and ship production-ready APIs for the Worklife platform. You will translate product concepts into scalable software across data models, workflows, and user experiences, partnering with engineering, product, UX, and operations teams.

The role emphasizes ownership of architectural decisions, collaboration across domains, and delivering measurable business impact within a flexible

Qualifications

• 6+ years of software engineering experience with ownership of complex production applications.
• Strong experience with backend services, API design, data modeling, and modern frontend development.
• Experience designing and building complex B2B applications or workflow-driven products.
• Ability to turn ambiguity into clear technical decisions and working software.
• Experience integrating new capabilities into existing products and technology ecosystems.
• Ability to lead technical work across teams through collaboration and influence.
• Experience using AI-assisted or agentic development tools within disciplined software engineering practices.
• Experience integrating applications with data or AI-enabled services.
• Experience improving the reliability, observability, and operational efficiency of production applications.

Responsibilities

• Designing and evolving application architecture, data models, workflows, and business logic.
• Building APIs and services connecting Worklife with the Alight Data Engine.
• Developing and integrate intuitive administrative and user-facing experiences.
• Establishing reusable engineering patterns for security, testing, observability, deployment, and reliability.
• Turning emerging product requirements into practical technical solutions and incremental delivery.
• Leading technical execution across Engineering, Product, UX, Data, and platform teams.
• Building production-ready services, APIs, workflows, automated tests, telemetry, and operational documentation.

Skills

Backend services

API design

Frontend development

B2B applications

AI tooling

Cross-team leadership

Data modeling

Production reliability

Job description

Alight Solutions in Deerfield invites a Senior Full Stack Engineer to lead architecture, implement secure services, and ship production-ready APIs for the Worklife platform. You will translate product concepts into scalable software across data models, workflows, and user experiences, partnering with engineering, product, UX, and operations teams.

The role emphasizes ownership of architectural decisions, collaboration across domains, and delivering measurable business impact within a flexible